BIOS 255n DeVry Entire Course

Question 9. Question : (TCO1) The tough, inelastic dense connective tissue that surrounds the heart is called
the
o
o
o
o
o
endocardium
pleura
serous pericardium
fibrous pericardium
epicardium
Question 10. Question : (TCO1) During heart transplants, the ______ nerves are severed resulting in a faster
resting heart rate (approximately 100 beats per minute) after the transplant
o
o
o
o
o
glossopharyngeal
cardiac accelerator
vagus
phrenic
cervical spinal
Question 11. Question : (TCO1) Which of the following factors lead to depressed cardiac output?
o
o
o
o
o
acidosis
alkalosis
hypoxia
all of the above
none of the above have any depressive effects on the heart
Question 12. Question : (TCO1) If a person’s resting heart rate is 70 and their resting stroke volume is 60 ml of
blood, then their cardiac output is _______ L/min
o 10
o 4200
o 4.2
o 130
o 1.3
Question 13. Question : (TCO1) The purpose of the foramen ovale during fetal life is to
o
o
o
o
o
have the blood bypass the stomach
have the blood bypass the liver
have the blood bypass the lungs
have the blood bypass the placenta
have the blood bypass the brain
Question 14. Question : (TCO1) Heart murmurs are often heard in individuals with abnormalities in the ____ of
the heart.
o
o
o
valves
myocardium
SA node